Developing Strategic Approaches to Enhance PVC Recycling: Addressing Additive Complexity and Improving Plastic Waste Stream Management for a Circular Economy

Polyvinyl Chloride (PVC), a widely used plastic, often includes a variety of additives like plasticizers and stabilizers to meet specific performance needs. However, these complex blends complicate recycling, limiting the ability to produce high-quality recycled PVC (rPVC) that meets current regulatory and environmental standards, and having manufacturers incorporate it into production. To address this, Oligomaster Inc. is developing a robust identification and quantification process to accurately assess contaminants and additives in recycled PVC waste streams. By enabling precise analysis of complex PVC formulations, this project provides manufacturers with a clear pathway to incorporate rPVC back into their products. Using advanced analytical tools, we aim to help recyclers and manufacturers identify unknown components, assess compatibility, and minimize harmful substances. This ensures that rPVC blends meet stringent quality and regulatory requirements, reducing contamination risks while enabling a broader range of applications for recycled material. With this process, manufacturers can confidently utilize recycled PVC, promoting compliance with tightening environmental regulations while reducing reliance on virgin materials. This innovative approach not only helps achieve sustainable production goals but also aligns with the industry’s growing emphasis on circularity, resource conservation, and environmental responsibility. Through this project, Oligomaster is setting a new standard in PVC recycling, empowering industries to make products that are both eco-friendly and regulatory-compliant.

Faculty Supervisor:

Li Xi

Student:

Partner:

Oligomaster Inc

Discipline:

Engineering

Sector:

Manufacturing; Professional, scientific and technical services

University:

McMaster University

Program: